US PATENT SUBCLASS 201 / 4
.~ Gas or vapor containing mixture

Current as of: June, 1999
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201 /   HD   DISTILLATION: PROCESSES, THERMOLYTIC

3  DF  WITH PHYSICAL SEPARATION OF SOLID BY-PRODUCT FROM REMOVED ADMIXTURE {1}
4.~ Gas or vapor containing mixture

DEFINITION

Classification: 201/4

(under subclass 3) Processes in which a solid by-product is separated from a gas or vapor.

SEE OR SEARCH CLASS

95, Gas Separation: Processes, for processes of separation of a solid from a gas, per se.

137, Fluid Handling,

544+, for fluid handling apparatus including means for separating solid material from a fluid and see "SEARCH THIS CLASS, SUBCLASS" and "SEARCH CLASS" under subclass 544 for related fields of search.

202, Distillation: Apparatus,

197, for apparatus in which vapor deposits entrained solid or liquid particles.

209, Classifying, Separating, and Assorting Solids,

19, for a process of using free suspension in a gas for segregating solid components of a mixture.